He is expected to make a decision on his future later this week, with Anzhi ready to sell him as they look to cut costs, having been bankrolled for the last two years by billionaire owner Suleyman Kerimov.

Meanwhile, Valencia left-back Aly Cissokho is expected on Merseyside for a medical later on Monday.

Liverpool agreed a deal in principle with the Spanish club on Friday to sign the France international on a season-long loan deal.

"We have reached a loan agreement, with an option to buy on Liverpool's part,” Valencia president Amadeo Salvo said after the club's 1-0 opening day win against Malaga. “The kid will travel tomorrow [Sunday] to Liverpool for a medical, if that goes well then the transfer will be made official. The option to buy can be taken at the end of the season."

Heat map showing how Willian operates predominantly from the left, though all but one of his 18 shots in European competition last season were with his right foot.